 | | | | | | Name : | Kenneth D. Denman | | Title : | Chairman of the Board, President, Chief Executive Officer | | Since: | 10/2001 |
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|  | | Name : | Frank E. Verdecanna | | Title : | Chief Financial Officer, Vice President | | Since: | 07/2005 |
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| | | Name : | John C. Charters | | Title : | Chief Operating Officer | | Since: | 11/29/2004 |
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| | | Name : | Bruce K. Posey | | Title : | Senior Vice President, General Counsel, Secretary | | Since: | 07/2002 |
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|  | | Name : | Joel Wachtler | | Title : | Vice President - Marketing and Strategy | | Since: | 09/2003 |
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|  | | Name : | Anurag Lal | | Title : | Chief Business Development and Sales Officer | | Since: | 10/1999 |
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| |  | | | | | 2007 | | | | 6th February 2007 | | 3rd May 2007 | | 8th August 2007 | | 6th November 2007 | | 6th November 2007 |
| | 2006 | | | | 9th May 2006 | | 2nd November 2006 | | | | | | |
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